| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [v-ing] [adv] [prep] | 607 |
|
| 2 | [verb] [be] [verb] [adv] for | 401 |
|
| 3 | [verb] [be] [v-ing] [adv] for | 363 |
|
